<template>
  <view>
    <!-- 选择收货地址的盒子 -->
    <view class="address-choose-box" v-if="JSON.stringify(address) === '{}'">
      <button type="primary" size="mini" class="btnChooseAddress" @click="chooseAddress">请选择收货地址+</button>
    </view>
    <!-- 显然收获信息的盒子 -->
    <view class="address-info-box" v-else @click="chooseAddress">
      <view class="row1">
        <view class="row1-left">
          <view class="username">收货人：{{address.userName}}</view>
        </view>
        <view class="row1-right">
          <view class="phone">电话：{{address.telNumber}}</view>
          <uni-icons type="arrowright" size="16"></uni-icons>
        </view>
      </view>
      <view class="row2">
        <view class="row2-left">收货地址：</view>
        <view class="row2-right">{{addstr}}</view>
      </view>
    </view>
    
    <!-- 底部的边框线 -->
    <image src="/static/cart_border@2x.png" mode="" class="address-border"></image>
  </view>
</template>

<script>
  // 按需导入 mapState 这个辅助函数
  import { mapState, mapMutations, mapGetters } from 'vuex'
  
  export default {
    name:'my-address',
    data() {
      return {}
    },
    computed: {
      // 把 m_user 模块中的 address 对象映射到当前组件中使用, 代替 data 中的 address 对象
      ...mapState('m_user', ['address']),
      // 把 m_user 模块中的 addstr 对象映射到当前组件中使用
      ...mapGetters('m_user', ['addstr'])
      // addstr() {
      //   if(!this.address.provinceName) return ''
      //   return this.address.provinceName + this.address.cityName + this.address.countyName + this.address.detailInfo
      // }
    },
    methods: {
      ...mapMutations('m_user', ['updateAddress']),
      async chooseAddress() {
        // 1. 调用小程序提供的 chooseAddress() 方法， 即可使用选择收货地址的功能、
        //  返回值是一个数组，第1项为错误对象，第2 项为成功之后的收货地址对象
        const [err, succ] = await uni.chooseAddress().catch(err => err)
        // console.log([err, succ])
        // 2. 用户成功选择了收货地址
        if(err === null && succ.errMsg === 'chooseAddress:ok') {
          console.log(succ)
          // this.address = succ
          this.updateAddress(succ)
        }
      }
    }
  }
</script>

<style lang="scss">
.address-border {
  display: block;
  width: 100%;
  height: 5px;
}

.address-choose-box {
  height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.address-info-box {
  font-size: 12px;
  height: 90px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 5px;
  
  .row1 {
    display: flex;
    justify-content: space-between;
    
    .row1-right {
      display: flex;
      justify-content: space-between;
    }
  }
  .row2 {
    display: flex;
    align-items: center;
    margin-top: 10px;
    
    .row2-left {
      white-space: nowrap;
    }
  }
  
}
</style>